CN218152826U

CN218152826U - External joint with high tightness

Info

Publication number: CN218152826U
Application number: CN202220935240.0U
Authority: CN
Inventors: 朱根玉; 符爱凤; 许剑; 王贝尔
Original assignee: Jiangsu Yaode Technology Development Co ltd
Current assignee: Jiangsu Yaode Technology Development Co ltd
Priority date: 2022-04-21
Filing date: 2022-04-21
Publication date: 2022-12-27
Anticipated expiration: 2032-04-21

Abstract

The utility model discloses an outer joint with high tightness, including the outer joint body, lower retainer plate and upper fixed ring, in the time of using, at first go up the connecting pipe with the top welding of outer joint body, then with shunt tubes on the welding of outer joint body both sides, then will go up the bottom welding of retainer plate and go up the solid fixed tube, then will go up the bottom of solid fixed tube welding at the outer joint body, then closely laminate the inner wall of sealing washer and the outer wall of solid fixed tube, then set up the lower retainer plate welding of fixed orifices with the inner wall on the top of connecting pipe down, then carry out the rotation with the fixed orifices that the outer joint body was seted up through solid fixed tube and lower retainer plate inner wall and tighten and splice, then carry out the rotation with the upper fixed ring of outer joint body outer wall through gag lever post and the lower solid fixed ring of connecting pipe outer wall down and tighten, then carry out the rotation with the bottom outer wall of lock nut and gag lever post and tighten fixedly, the outer tightness between outer joint body and the lower connecting pipe is improved.

Description

External joint with high tightness

Technical Field

The utility model relates to an external joint correlation technique field specifically is an external joint with high tightness.

Background

The external joint is used for connecting two pipes with the same nominal diameter, the harness cord external joint is usually matched with a lock nut and a short pipe and is used on a pipeline which needs to be assembled and disassembled frequently, the external joint is generally made of malleable cast iron, and the nominal pressure is 1-1.6Mpa and is used in a common pipeline and a lubricating oil circuit, so that the external joint with high tightness is provided.

And the outer joint that has high leakproofness that uses at present is not convenient for splice between the pipeline to the compact not good problem of type after the concatenation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an outer joint with high tightness to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an outer joint with high tightness, includes outer joint body, lower retainer plate and upper fixed ring, the top welding of outer joint body have a connecting pipe, and the both sides welding of outer joint body has the shunt tubes, the bottom welding of outer joint body have an upper retainer plate, and the bottom welding of upper retainer plate has a fixed pipe, the outer wall laminating of fixed pipe have the sealing washer.

Preferably, the inner wall of lower retainer plate seted up the fixed orifices, and the bottom welding of lower retainer plate has lower connecting pipe, the bottom welding of lower connecting pipe have a locking pipe.

Preferably, the upper fixing ring inner wall screw connection have a gag lever post, and the outer wall screw connection of gag lever post has a lower fixing ring, the outer wall bottom screw connection of gag lever post have lock nut.

Preferably, the outer joint body pass through fixed pipe and lower connecting pipe threaded connection, and the outer wall of fixed pipe is the screw thread form setting with the inner wall of retainer plate down.

Preferably, the inner wall of the sealing ring is tightly attached to the outer wall of the fixed pipe, and the caliber of the inner wall of the sealing ring is matched with that of the outer wall of the fixed pipe.

Preferably, the upper fixing ring is in threaded connection with the lower fixing ring through a limiting rod, and the outer wall of the limiting rod and the inner wall of the lower fixing ring are both in threaded arrangement.

Compared with the prior art, the beneficial effects of the utility model are that: when the connector is used, the connecting pipe is welded to the top end of the outer connector body, the shunt pipes are welded to the two sides of the outer connector body, the fixing pipe is welded to the bottom end of the upper fixing ring, the upper fixing ring is welded to the bottom end of the outer connector body, the inner wall of the sealing ring is tightly attached to the outer wall of the fixing pipe, a sealing effect is conveniently provided for the joint of the outer connector body and the lower connecting pipe, leakage of internal liquid is avoided, the lower fixing ring with the inner wall provided with the fixing hole is welded to the top end of the lower connecting pipe, the outer connector body is screwed to be spliced through the fixing hole formed by the fixing pipe and the inner wall of the lower fixing ring, the upper fixing ring of the outer connector body outer wall is screwed to be screwed through the lower fixing ring of the outer wall of the lower connecting pipe through the limiting rod, the locking nut is screwed to be fixed to the bottom end outer wall of the limiting rod, and tightness between the outer connector body and the lower connecting pipe is improved.

Drawings

FIG. 1 is a schematic view of a front cross-sectional view of an external joint with high tightness according to the present invention;

FIG. 2 is a schematic top view of the external joint with high tightness according to the present invention;

FIG. 3 is a schematic front view of an upper fixing ring and a lower fixing ring of the external joint with high tightness according to the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 1 of an external joint with high tightness according to the present invention.

In the figure 1, an outer joint body; 2. an upper connecting pipe; 3. a shunt tube; 4. an upper fixing ring; 5. a fixed tube; 6. a seal ring; 7. a lower retainer ring; 8. a fixing hole; 9. a lower connecting pipe; 10. a locking tube; 11. an upper fixing ring; 12. a limiting rod; 13. a lower fixing ring; 14. and locking the nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides an outer joint with high tightness, includes outer joint body 1, lower retainer plate 7 and upper fixed ring 11, and the welding of the top of outer joint body 1 has last connecting pipe 2, and the welding of the both sides of outer joint body 1 has shunt tubes 3, and the welding of the bottom of outer joint body 1 has last retainer plate 4, and the welding of the bottom of going up retainer plate 4 has fixed pipe 5, and the outer wall laminating of fixed pipe 5 has sealing washer 6.

The inner wall of lower retainer plate 7 has seted up fixed orifices 8, and the bottom welding of lower retainer plate 7 has lower connecting pipe 9, and the bottom welding of lower connecting pipe 9 has locking pipe 10.

The inner wall of the upper fixing ring 11 is connected with a limiting rod 12 through a screw, the outer wall of the limiting rod 12 is connected with a lower fixing ring 13 through a screw, and the bottom end of the outer wall of the limiting rod 12 is connected with a locking nut 14 through a screw.

The outer joint body 1 is in threaded connection with the lower connecting pipe 9 through the fixing pipe 5, and the outer wall of the fixing pipe 5 and the inner wall of the lower fixing ring 7 are both in threaded arrangement.

The inner wall of the sealing ring 6 is tightly attached to the outer wall of the fixed pipe 5, and the caliber of the inner wall of the sealing ring 6 is matched with the caliber of the outer wall of the fixed pipe 5.

The upper fixing ring 11 is in threaded connection with the lower fixing ring 13 through a limiting rod 12, and the outer wall of the limiting rod 12 and the inner wall of the lower fixing ring 13 are both in threaded arrangement.

It should be noted that, the utility model relates to an outer joint with high tightness, in the time of using, at first go up connecting pipe 2 with the top welding of outer joint body 1, then shunt tubes 3 with the welding of outer joint body 1 both sides, then go up retainer plate 4's bottom welding and go up solid fixed tube 5, then go up retainer plate 4 welding in outer joint body 1's bottom, then closely laminate the inner wall of sealing washer 6 and the outer wall of gu fixed tube 5, be convenient for like this to provide sealed effect with the junction of lower connecting pipe 9 to outer joint body 1, avoid inside liquid to leak, then set up the lower retainer plate 7 welding of fixed orifices 8 with the inner wall on the top of connecting pipe 9 down, then carry out the rotation with outer joint body 1 through the fixed orifices 8 that solid fixed tube 5 and lower solid fixed tube 7 inner wall were seted up and screw up and splice, then carry out the rotation with the last solid fixed ring 11 of outer joint body 1 outer wall through gag lever 12 and the lower solid fixed ring 13 of connecting pipe 9 outer wall and screw up, then carry out the rotation with the bottom outer wall of lock nut 14 and screw up fixedly with gag lever 12, the outer joint body and the connecting pipe 9 compactness between the lower connecting pipe is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An external joint with high tightness is characterized in that: including outer joint body (1), lower retainer plate (7) and upper fixed ring (11), the top welding of outer joint body (1) have connecting pipe (2), and the both sides welding of outer joint body (1) has shunt tubes (3), the bottom welding of outer joint body (1) have retainer plate (4), and the bottom welding of going up retainer plate (4) has retainer plate (5), the outer wall laminating of retainer plate (5) have sealing washer (6).

2. The external joint with high tightness as set forth in claim 1, wherein: the inner wall of lower retainer plate (7) seted up fixed orifices (8), and the bottom welding of retainer plate (7) has down connecting pipe (9), the bottom welding of lower connecting pipe (9) have locking pipe (10).

3. The external joint with high tightness as set forth in claim 1, wherein: the upper fixing ring (11) is connected with a limiting rod (12) through an inner wall screw, the outer wall screw of the limiting rod (12) is connected with a lower fixing ring (13), and the outer wall bottom end screw of the limiting rod (12) is connected with a locking nut (14).

4. The external joint with high tightness as set forth in claim 1, wherein: the outer joint body (1) is in threaded connection with the lower connecting pipe (9) through the fixing pipe (5), and the outer wall of the fixing pipe (5) and the inner wall of the lower fixing ring (7) are both in threaded arrangement.

5. The external joint with high tightness as set forth in claim 1, wherein: the inner wall of the sealing ring (6) is tightly attached to the outer wall of the fixed pipe (5), and the caliber of the inner wall of the sealing ring (6) is matched with the caliber of the outer wall of the fixed pipe (5).

6. An external joint with high tightness according to claim 3, wherein: the upper fixing ring (11) is in threaded connection with the lower fixing ring (13) through a limiting rod (12), and the outer wall of the limiting rod (12) and the inner wall of the lower fixing ring (13) are both in threaded arrangement.